31.   Cheryl Swain, vice president of Planned Parenthood, said the group planned to correct the errors immediately.

32.   Correcting these errors can then be a very painful business.

33.   Dulles, Virginia-based America Online said the error was corrected as soon as the company was notified and that the case is a publicity stunt.

34.   Error correcting codes, techniques for correcting errors in data sent across noisy channels, are used in everything from cell phones to compact discs.

35.   Excel can correct common errors like omitted parentheses.

36.   Fair enough, and on Friday Ciena said it was correcting the error in a new filing, shortly after it was pointed out to the company.

37.   For instance, it automatically will correct errors in data sent between the processors to eliminate system failures.

38.   For example, the spell checker now automatically corrects common errors as you type.

39.   Finally, the management conceded that the mini would have to be withdrawn from the market for several months to correct the error.

40.   For the paperback edition, all the errors were corrected, he noted.